cancer可数吗患癌症

陶翔卷3109chloroplast,muscle,nerve,brain,cancer,oxygen和atmosphere可数吗?liver是不是不可数? -
刁娜逸19824938773 ______[答案] chloroplasts n.叶绿体(chloroplast的复数)muscles n.肌肉(muscle的复数)nerves n.神经;神经紧张;胆量(nerve的复数)brains n.智力;脑髓(brain的复数)cancers n.癌症(cancer的复数)oxygen 氧气 不可数at...